KR100744455B1 - Security watch system using network - Google Patents

Abstract

The present invention connects a remote monitoring camera separated from one TV to another place through a network already installed in a home or a specific place, and incorporates filter technology to control the IR of a remote control in a network (RF cable). The present invention relates to a security surveillance system using a network that enables data and video signals of at least one surveillance camera to coexist and enables a user to monitor and remotely control a situation of each remote site through a TV receiver. According to the present invention, a user can remotely control a surveillance camera of each remote site through a single TV receiver to implement home security, and provide convenience to users through remote control.

Surveillance Camera, Camera Network Connection, Security Surveillance Network Connection, Storage Network Connection

Description

Security watch system using network {Security watch system using network}

1 is a conceptual diagram illustrating a security monitoring system using a network according to the present invention;

2 is a system configuration diagram showing a configuration of a security monitoring system using a network according to an embodiment of the present invention;

3 is a diagram illustrating a process of transmitting a surveillance video signal using an intermediate frequency avoiding a broadcasting channel frequency in the security monitoring system using the network according to FIG. 2;

4 is a diagram illustrating a process of transmitting a remote control signal using FSK modulation / demodulation in a security monitoring system using a network according to FIG. 2;

5 is a system configuration diagram showing a configuration of a security monitoring system using a network according to another embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

110: surveillance camera 111: the recording unit

112: video signal processor 113: video signal modulator

114: amplifier 115: remote control signal extraction unit

116 control unit 120 camera network connection unit

121: first filter 122: second filter

124: FSK demodulator 130: remote control signal receiver

140: security monitoring network connection unit 141: third filter

142: fourth filter 143: modulator

144: FSK modulation unit 150: storage network connection unit

151: fifth filter 152: sixth filter

160: storage

210: surveillance camera 211: the photographing unit

212: video signal processor 213: video signal modulator

214: amplifier 215: remote control signal extraction unit

216 control unit 220 camera network connection unit

221: first filter 222: second filter

230: remote control signal receiver 240: security monitoring network connection

241: third filter 242: fourth filter

250: storage network connection 251: fifth filter

252: sixth filter 260: storage

The present invention relates to a security monitoring system using a network, and more particularly, by connecting a surveillance camera of a remote location separately installed in one TV and another place through a network already installed in a home or a specific place, and combining filter technology. It enables the IR data of the remote control and the video signal of one or more surveillance cameras to coexist in the RF network, and enables the user to monitor and remotely control the situation of each remote site using a TV receiver. The present invention relates to a security monitoring system using a network.

Recently, with the rapid development of digital technologies such as digital image compression and digital modulation / demodulation, various standardizations and commercializations have been made.

Common security surveillance devices include home security surveillance devices installed in specific areas of the home and surveillance of the surroundings where surveillance cameras are installed through specific monitors at certain locations, and surveillance cameras in specific areas such as apartment complexes. There was a digital video security device that monitors the surroundings of a specific area such as an apartment complex by using a video storage device such as a DVR installed in a management room or a security room.

As described above, most of the security surveillance apparatuses developed in the related art have installed surveillance cameras in a plurality of specific places to be monitored, and then connect a separate cable line from each surveillance camera to a specific monitor so that a user can monitor each through a specific monitor. In order to monitor the situation of a specific place, the conventional security monitoring device has a problem that a specific monitor must be provided separately, and additional line construction such as track construction is essential, thus increasing the installation cost and installing it. The process was complicated.

Therefore, the present invention has been made to solve the conventional problems as described above, the object of the present invention is to remotely monitor the camera for each remote site through the network installed without additional track construction, such as a track construction in the home or a specific place The present invention provides a security surveillance system using a network in which home security is implemented so that it can be controlled and conveniently monitored through a TV receiver.

Security surveillance system using the network of the present invention for achieving the above object is a photographing unit, a video signal processing unit for processing the video signal received from the photographing unit and the video signal processing unit receives the video signal from the video signal processing unit; The image signal modulator for modulating and outputting, a remote control signal extracting unit for extracting and outputting the provided remote control signal, and a specific control signal according to the remote control signal received from the remote control signal extracting unit and the photographing unit; At least one surveillance camera having a video signal processor and a controller configured to output the video signal modulator; A first filter for filtering the remote control signal through a specific network and providing the filtered signal to the remote control signal extracting unit; and a second filter for filtering the remote control signal through the video signal modulator and passing the filtered video signal through the network; One or more camera network connection unit having a; A remote control signal receiver for detecting and outputting a remote control signal transmitted from a wireless remote controller; And a third filter for filtering and passing the remote control signal from the remote control signal receiving unit to the network, and a fourth filter for filtering and passing the surveillance video signal provided from the network. It includes;

In addition, the security monitoring system using a network according to another embodiment of the present invention includes a photographing unit, a video signal processing unit for processing a video signal received from the photographing unit and a video signal processing unit, and receives the video signal from the video signal processing unit modulated A video signal modulator for outputting to a specific network, a remote control signal extractor for extracting and outputting a remote control signal provided from the network, and specifying the remote control signal from the remote control signal extractor At least one surveillance camera having a control unit for outputting a control signal to the photographing unit, the image signal processor, and the image signal modulator; A remote control signal receiver for detecting a remote control signal transmitted from a wireless remote controller and outputting the remote control signal to the network; And a security surveillance network connection unit having a fourth filter for filtering and passing the surveillance video signal provided from the network.

Hereinafter, a security monitoring system using a network according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a conceptual diagram illustrating a security monitoring system using a network according to the present invention, Figure 2 is a system configuration diagram showing the configuration of a security monitoring system using a network according to an embodiment of the present invention.

Security monitoring system using a network according to an embodiment of the present invention, as shown in Fig. 1 or 2, the remote control and the image pickup unit 111, the image signal processing unit 112, the image signal modulation unit 113 At least one surveillance camera 110 having a signal extractor 115 and a controller 116, at least one camera network connection 120 having a first filter 121 and a second filter 122, remote control The security monitoring network connection unit 140 includes a signal receiver 130, a third filter 141, and a fourth filter 142.

The photographing unit 111 photographs the surroundings of a home or a specific place and outputs a photographing signal to the image signal processing unit 112, and the image signal processing unit 112 photographs received from the photographing unit 111. The video signal is processed and output to the video signal modulator 113.

The image signal modulator 113 receives the modulated image signal from the image signal processor 112 and modulates the image signal and outputs the modulated image signal to the second filter 122.

Here, the surveillance video signal output from the video signal modulator 113 in the surveillance camera 110 may be set to a specific broadcast channel frequency.

In addition, the surveillance video signal output from the video signal modulator 113 in the surveillance camera 110 may be set to an intermediate frequency (Intermediate Frequency) avoiding the broadcast channel frequency, the security surveillance network connection unit 140 As shown in FIG. 3, a modulation unit 143 for remodulating and outputting an intermediate frequency signal to a specific broadcasting channel frequency is included.

The remote control signal extractor 115 extracts a remote control signal provided from the first filter 121 and outputs the remote control signal to the controller 116.

In addition, the control unit 116 transmits a specific control signal to the photographing unit 111, the image signal processing unit 112, and the image signal modulation unit 113 according to the remote control signal received from the remote control signal extracting unit 115. Each prints a role.

At this time, the control unit 116 includes processing such as system setting, menu setting, digital video recorder (DVR) control, tilt control, brightness control, zoom control, etc. according to the remote control signal. do.

On the other hand, the monitoring camera 110 having the above configuration may further include an amplifier 114 for compensating for the loss of the surveillance video signal according to the line distance.

When the first filter 121 in the camera network connection unit 120 receives a remote control signal through a specific network 10, the first filter 121 filters and provides the remote control signal to the remote control signal extracting unit 115. 122 receives the surveillance video signal through the video signal modulator 113 to filter the surveillance video signal and pass it to the network 10.

In addition, the monitoring camera 110 may be configured as a single set including a camera network connection unit 120 having a first filter 121 and a second filter 122.

The remote control signal receiver 130 detects the remote control signal transmitted from the wireless remote controller 30 and outputs the detected remote control signal to the third filter 141.

In addition, when the third filter 141 in the security monitoring network connection unit 140 receives the remote control signal from the remote control signal receiver 130, the third filter 141 filters the remote control signal and passes the filtered signal to the network 10, and the fourth filter 142. ) Filters the surveillance video signal provided from the network 10 and passes the filtered video signal to the TV receiver 20.

In this case, the security monitoring network connection unit 140 including the third filter 141 and the fourth filter 142 may be configured as a single set including the remote control signal receiver 130.

The security monitoring network connection unit 140 may further include an FSK modulation unit 144 that modulates and outputs a FSK (Frequency Shift Keying) when the remote control signal is received from the remote control signal receiving unit 130. As shown in FIG. 4, the network connection unit 120 further includes an FSK demodulator 124 that outputs the FSK demodulated signal when the FSK modulated remote control signal is provided.

The first filter 121 and the third filter 141 are a low pass filter (LPF) covering the remote control control signal frequency band, and the second filter 122 and the fourth filter 142 cover the VHF / UHF frequency band. It consists of a high pass filter (HPF).

On the other hand, the security monitoring system using a network according to an embodiment of the present invention, the storage network connection unit 150 having a fifth filter 151 and the sixth filter 152 and the storage 160 provided with a control module It may be configured to include more.

When the fifth filter 151 receives the storage remote control signal through the network 10, the fifth filter 151 filters and provides the storage remote control signal to the storage 160. The sixth filter 152 provides a real-time surveillance image through the network 10. When the signal is received, it is filtered and provided to the storage 160. When a specific surveillance video signal stored from the storage 160 is received, the signal is filtered and passed to the network 10.

In addition, the storage 160 having the control module outputs the specific surveillance video signal stored in response to the storage remote control signal from the fifth filter 151 to the sixth filter 152, and the sixth filter 152. It serves to store the real-time surveillance video signal provided through the specific area.

In this case, the fifth filter 151 is a low pass filter (LPF) covering the remote control control signal frequency band, like the first filter 121 and the third filter 141, and the sixth filter 152 is a second filter ( 122 and the fourth filter 142, a high pass filter (LPF) covering the VHF / UHF frequency band.

The network 10 is a pre-installed TV coaxial cable or a separately installed network cable, and is connected to a plurality of RF terminals 11 to form a network network between remote sites.

Next, an operation process of a security monitoring system using a network according to an embodiment of the present invention having the above configuration will be described with reference to FIGS. 1 to 4.

First, in the security surveillance system using a network according to the present invention, as shown in Figure 1 or 2, one or more surveillance cameras 110 and one or more camera network connection unit 120 is a remote place in the home or a specific place Respectively installed in the network 10 and connected to the network 10 through the RF terminal 11.

In addition, the security monitoring network connection unit 140 is installed at a remote location in another place and connected to the network 10 through the RF terminal 11, the storage network connection unit 150 and the storage 160 having a control module is It can be installed in any place without regard to a specific place, which is also connected to the network 10 through the RF terminal (11).

As described above, when the user generates a remote control signal for security monitoring using the wireless remote controller 30 while the network is connected to the home or a specific place, the remote control signal receiver 130 is connected to the wireless remote controller 30. The remote control signal for transmitting the security monitoring is detected and output to the third filter 141.

In this case, the security monitoring network connection unit 140 may output the modulated frequency shift keying (FSK) through the FSK modulator 144 when the remote control signal is received from the remote control signal receiver 130.

Subsequently, the third filter 141 in the security monitoring network connection unit 140 filters the remote control signal provided from the remote control signal receiving unit 130 and passes it to the network 10.

In this case, the remote control signal passed through the network 10 is provided to the first filter 121 in the camera network connection unit 120, and the first filter 121 filters the remote control signal provided through the network 10. To the remote control signal extraction unit 115.

In this case, when the provided remote control signal is an FSK modulated signal, the camera network connection unit 120 outputs the FSK demodulated through the FSK demodulator 124 as shown in FIG. 4.

The remote control signal extractor 115 extracts a remote control signal provided from the first filter 121 and outputs it to the controller 116.

Then, the control unit 116 according to the content of the remote control signal input from the remote control signal extraction unit 115, the photographing unit 111, the image signal processing unit 112 and the image signal modulator 113 corresponding to the specific control signal Are printed respectively.

Herein, the controller 116 controls system settings, menu settings, digital video recorder (DVR) control, tilt control, and brightness control according to a remote control signal generated by a user by operating the wireless remote controller 30. Various control signals, such as zoom control, are generated to drive the corresponding block.

When one or more surveillance cameras 110 are selected and remotely controlled through the operation process as described above, the surveillance video signal output from the surveillance camera 110 is transmitted to the second filter 122 in the camera network connection unit 120. Through the network 10 is provided.

At this time, the process of the monitoring camera 110 will be described.

First, the photographing unit 111 photographs a surrounding situation of a home or a specific place and outputs a photographing signal corresponding thereto to the image signal processing unit 112.

The image signal processor 112 processes the image signal received from the photographing unit 111 and outputs the image signal to the image signal modulator 113. The image signal modulator 113 is processed from the image signal processor 112. The video signal is received and modulated and then output to the second filter 122.

In this case, the surveillance video signal output from the video signal modulator 113 may be set and output as a specific broadcast channel frequency, or may be set and output as an intermediate frequency avoiding the broadcast channel frequency.

Then, the second filter 122 filters the surveillance video signal input through the video signal modulator 113 and passes the filtered video signal to the network 10.

The surveillance video signal provided to the network 10 is provided to the fourth filter 142 in the security surveillance network connection unit 140, and the fourth filter 142 then filters the surveillance video signal provided from the network 10 to the TV. Pass it to the receiver 20.

In this case, when the surveillance video signal provided through the second filter 122 is provided by being modulated to the intermediate frequency, the security monitoring network connection unit 140 modulates the received intermediate frequency signal to the modulator 143. Remodulate and output to specific broadcasting channel frequency through).

Then, the TV receiver 20 displays the surveillance video signal provided through the fourth filter 142 to the user.

In this case, the user may simultaneously display remote locations of various places through the PIP (Picture In Picture) function of the TV receiver 20.

On the other hand, in the security monitoring system using a network according to an embodiment of the present invention, it is also possible to store the real-time surveillance video signal captured by the surveillance camera 110, and to reproduce the specific surveillance video signal stored in accordance with the user's operation. have.

That is, when the storage of the real-time surveillance video signal is selected according to the user's operation, the real-time surveillance video signal provided from the surveillance camera 110 is provided to the sixth filter 152 via the network 10, The real-time surveillance video signal provided to the sixth filter 152 is filtered through the sixth filter 152 and stored in the specific region of the storage 160.

Subsequently, when a reproduction of a specific surveillance video signal stored according to a user's operation is requested, the storage 160 outputs the specific surveillance video signal stored in the specific region to the sixth filter 152 and the sixth filter 152. Provides the stored specific surveillance video signal provided through the storage 160 to the network 10.

Then, the TV receiver 20 displays the stored specific surveillance video signal provided from the fourth filter 142 to the user.

On the other hand, with reference to the accompanying drawings, a security monitoring system using a network according to another embodiment of the present invention will be described in detail.

5 is a system configuration diagram showing the configuration of a security monitoring system using a network according to another embodiment of the present invention, the security monitoring system using a network according to another embodiment of the present invention, as shown in FIG. At least one surveillance camera 210 and a remote control signal receiver including a unit 211, an image signal processor 212, an image signal modulator 213, a remote control signal extractor 215, and a controller 216. It consists of a security monitoring network connection unit 240 having a 230 and a fourth filter (242).

The photographing unit 211 photographs the surroundings of a home or a specific place and outputs a photographing signal according to the image signal processing unit 212, and the image signal processing unit 212 is a photographing unit received from the photographing unit 211. The video signal is processed and output to the video signal modulator 213.

The video signal modulator 213 receives a modulated video signal from the video signal processor 212 and modulates the video signal and outputs the modulated video signal to the specific network 10.

Here, the surveillance video signal output from the video signal modulator 213 in the surveillance camera 210 may be set to a specific broadcast channel frequency.

In addition, the surveillance video signal output from the video signal modulator 213 in the surveillance camera 210 may be set to an intermediate frequency avoiding the broadcast channel frequency, wherein the security surveillance network connection unit 240 is an intermediate frequency signal And a modulator (not shown) which remodulates and outputs a specific broadcast channel frequency.

The remote control signal extractor 215 extracts a remote control signal provided from the network 10 and outputs the remote control signal to the controller 216.

In addition, the controller 216 transfers a specific control signal to the photographing unit 211, the image signal processing unit 212, and the image signal modulating unit 213 according to the remote control signal received from the remote control signal extracting unit 215. Each prints a role.

At this time, the control unit 216 includes processing such as system setting, menu setting, DVR control, tilt control, brightness control, zoom control, etc. according to the remote control signal.

On the other hand, the monitoring camera 210 having the above configuration may further include an amplifier 214 for compensating for the loss of the surveillance video signal according to the line distance.

The surveillance camera 210 may further include a camera network connection unit 220 having a first filter 221 and a second filter 222, wherein the surveillance camera 210 may include a first filter ( It may also consist of a single set comprising a camera network connection 220 having a 221 and a second filter 222.

The remote control signal receiver 230 detects a remote control signal transmitted from the wireless remote controller 30 and outputs it to the network 10.

In addition, the fourth filter 242 in the security surveillance network connector 240 serves to filter the surveillance video signal provided from the network 10 to the TV receiver 20, and the security surveillance network connector 240 It may further include a third filter 241.

In this case, the security monitoring network connection unit 240 including the third filter 241 and the fourth filter 242 may be configured as a single set including the remote control signal receiver 230.

In addition, the security monitoring network connection unit 240 may further include an FSK modulation unit (not shown) for outputting the FSK modulation when receiving the remote control signal from the remote control signal receiver 230.

In addition, when the camera network connection unit 220 including the first filter 221 and the second filter 222 is connected to the surveillance camera 210, the FSK demodulator for FSK demodulating the FSK modulated remote control signal ( Not shown) may be included in the camera network connection unit 220, and if the camera network connection unit 220 is not included, the FSK demodulator (not shown) is directly connected to the remote control signal extraction unit 215.

The first filter 221 and the third filter 241 are low pass filters (LPFs) covering the remote control control signal frequency bands, and the second filter 222 and the fourth filter 242 are VHF / UHF frequency bands. It consists of a high pass filter (HPF) to cover.

Meanwhile, in the security monitoring system using the network according to another embodiment of the present invention, the storage network connection unit 250 having the fifth filter 251 and the sixth filter 252 and the storage 260 having the control module are provided. It may be configured to include more.

When the fifth filter 251 receives the storage remote control signal through the network 10, the fifth filter 251 filters and provides the storage remote control signal to the storage 260. The sixth filter 252 provides a real-time surveillance image through the network 10. When a signal is received, the signal is filtered and provided to the storage 260, and when a specific surveillance video signal stored from the storage 260 is received, the signal is filtered and passed to the network 10.

In addition, the storage 260 having the control module outputs the stored specific surveillance video signal to the sixth filter 252 as the storage remote control signal is input from the fifth filter 251, and the sixth filter 252. It serves to store the real-time surveillance video signal provided through the specific area.

At this time, the fifth filter 251 is a low pass filter (LPF) covering the remote control control signal frequency band, like the first filter 221 and the third filter 241, and the sixth filter 252 is a second filter ( And a high pass filter (LPF) covering the VHF / UHF frequency band, such as 222 and fourth filter 242.

The network 10 is a pre-installed TV coaxial cable or a separately installed network cable, and is connected to a plurality of RF terminals 11 to form a network network between remote sites.

Next, an operation process of a security monitoring system using a network according to another embodiment of the present invention having the above configuration will be described with reference to FIG. 5.

First, as shown in FIG. 5, a security surveillance system using a network according to the present invention includes one or more surveillance cameras 210 installed at home or at another remote location within a specific place, and a network (via an RF terminal 11). 10).

In addition, the security monitoring network connection unit 240 is installed in a remote location in another place and connected to the network 10 through the RF terminal 11, the storage network connection unit 250 and the storage 260 having a control module is It can be installed in any place without regard to a specific place, which is also connected to the network 10 through the RF terminal (11).

As described above, when the user generates a remote control signal for security monitoring using the wireless remote controller 30 while the network is connected to a home or a specific place, the remote control signal receiver 230 is connected to the wireless remote controller 30. It detects the remote control signal for the security monitoring sent out and outputs it to a specific network (10).

In this case, the security monitoring network connection unit 240 may output the FSK modulation through the FSK modulator (not shown) when receiving the remote control signal from the remote control signal receiver 230.

Subsequently, the remote control signal passed through the network 10 is provided to the remote control signal extraction unit 215.

In this case, when the provided remote control signal is an FSK modulated signal, the monitoring camera 210 outputs the FSK demodulated through an FSK demodulator (not shown).

The remote control signal extractor 215 extracts a remote control signal provided from the network 10 and outputs the remote control signal to the controller 216.

Then, the control unit 216 according to the content of the remote control signal input from the remote control signal extracting unit 215, the photographing unit 211, the image signal processing unit 212 and the image signal modulation unit 213 corresponding to a specific control signal Are printed respectively.

Here, the control unit 216 generates various control signals such as system setting, menu setting, DVR control, tilt control, brightness control, zoom control, etc. according to the remote control signal generated by the user by operating the wireless remote controller 30. The corresponding building block is driven.

When at least one surveillance camera 210 is selected and remotely controlled through the above-described operation, the surveillance video signal output from the surveillance camera 210 is provided to the network 10.

Here, the process of the monitoring camera 210 is the same as the above-described operation process described in an embodiment, so repeated description of unnecessary operation process is omitted.

The surveillance video signal output from the video signal modulator 213 may be set to a specific broadcast channel frequency and output, or may be set to an intermediate frequency that avoids the broadcast channel frequency.

Subsequently, the surveillance video signal provided to the network 10 is provided to the fourth filter 242 in the security surveillance network connection 240, and the fourth filter 242 then filters the surveillance video signal provided from the network 10. To the TV receiver 20.

In this case, when the surveillance video signal provided through the network 10 is provided by being modulated with an intermediate frequency, the security surveillance network connection unit 240 modulates the provided intermediate frequency signal through a modulator (not shown). Remodulate with and output.

Then, the TV receiver 20 displays the surveillance video signal provided through the fourth filter 242 to the user.

Meanwhile, even in a security surveillance system using a network according to another embodiment of the present invention, the real-time surveillance video signal captured by the surveillance camera 210 may be stored and reproduced and watched by a user. Since the processing of the storage 260 including the storage network connection unit 250 and the control module is the same as the above-described operation, the repeated description of unnecessary operation is omitted.

Although the present invention has been described in more detail with reference to several embodiments, the present invention is not necessarily limited to these embodiments, and various modifications can be made without departing from the spirit of the present invention.

According to the security monitoring system using the network according to the present invention as described above, by connecting the surveillance cameras of the remote site separately installed in one TV and the other place through a network already installed in the home or a specific place, by combining filter technology It allows the IR data of the remote control and the video signal of one or more surveillance cameras to coexist in the RF network, and enables the user to monitor and remotely control the situation of each remote site through a TV receiver. It has the effect of enabling users to implement home security functions by remotely controlling surveillance cameras at each remote location through a single TV receiver in the network.

In addition, there is no need for a separate line construction for the implementation of the security monitoring function, thereby reducing installation costs and simplifying installation, and providing convenience to users.

Claims (28)

A photographing unit, an image signal processing unit which processes a photographing signal input from the photographing unit, an image signal processing unit, an image signal modulating unit which receives an image signal from the image signal processing unit, and modulates and outputs the image signal, and provides a remote control signal. At least one monitoring unit having a remote control signal extracting unit for outputting and a control unit for outputting a specific control signal to the photographing unit, the image signal processing unit, and the image signal modulating unit according to the remote control signal received from the remote control signal extracting unit camera; A first filter for filtering the remote control signal through a specific network and providing the filtered signal to the remote control signal extracting unit; and a second filter for filtering the remote control signal through the video signal modulator and passing the filtered video signal through the network; One or more camera network connection unit having a; A remote control signal receiver for detecting and outputting a remote control signal transmitted from a wireless remote controller; And A security surveillance network connection unit including a third filter for filtering the remote control signal from the remote control signal receiver and passing the filtered signal to the network; and a fourth filter for filtering and passing the surveillance video signal provided from the network; Security monitoring system using a network configured to include. The method of claim 1, The surveillance camera further comprises an amplifier for compensating for the loss of the surveillance video signal according to the line distance. The method of claim 2, The control unit may include a network including processing of system setting, menu setting, digital video recorder (DVR) control, tilt control, brightness control, and zoom control according to a remote control signal. Security monitoring system. The method according to any one of claims 1 to 3, The first filter and the third filter are a low pass filter (LPF) covering the remote control control signal frequency band, and the second filter and the fourth filter is a high pass filter (HPF) covering the VHF / UHF frequency band. Security surveillance system using a network. The method of claim 4, wherein The surveillance camera is a security monitoring system using a network comprising a single set comprising a camera network connection having a first filter and a second filter. The method of claim 4, wherein The security monitoring network connection unit having the third filter and the fourth filter comprises a single set including the remote control signal receiving unit. The method according to any one of claims 1 to 3, And the surveillance video signal output from the video signal modulator in the surveillance camera is set to a specific broadcast channel frequency. The method according to any one of claims 1 to 3, The surveillance video signal output from the video signal modulator in the surveillance camera is set to an intermediate frequency avoiding the broadcast channel frequency, and the security surveillance network connection unit converts the intermediate frequency signal to a specific broadcast channel frequency. Security monitoring system using a network characterized in that it further comprises a modulator for remodulated output. The method according to any one of claims 1 to 3, The security monitoring network connection unit further includes an FSK modulation unit for outputting the FSK (Frequency Shift Keying) modulated when the remote control signal is received from the remote control signal receiving unit, the camera network connection unit provides the FSK modulated remote control signal Security monitoring system using a network, characterized in that it further comprises an FSK demodulation unit for receiving and outputting the FSK demodulation. The method of claim 4, wherein A fifth filter for filtering and providing a storage remote control signal through the network; and filtering and providing a real time surveillance video signal through the network; A storage network connection with a sixth filter passing through it; And A control module configured to output a specific surveillance video signal stored in response to the storage remote control signal from the fifth filter to the sixth filter, and to store the real-time surveillance video signal provided through the sixth filter in the specific region; Security monitoring system using a network, characterized in that further comprises a storage provided. The method of claim 10, The first filter, the third filter, and the fifth filter are a low pass filter (LPF) covering a remote control control signal frequency band, and the second filter, the fourth filter, and the sixth filter cover a high frequency band covering the VHF / UHF frequency band. Security monitoring system using a network, characterized in that the filter (LPF). The method of claim 10, The network is a security monitoring system using a network, characterized in that the pre-installed TV coaxial cable or a separately installed network cable. A photographing unit, an image signal processing unit for processing a photographing signal input from the photographing unit, an image signal processing unit, an image signal modulation unit for receiving a modulated image signal from the image signal processing unit and outputting it to a specific network; A remote control signal extracting unit for extracting and outputting a provided remote control signal, and outputting a specific control signal to the photographing unit, the image signal processing unit, and the image signal modulation unit according to the remote control signal received from the remote control signal extracting unit At least one surveillance camera having a control unit; A remote control signal receiver for detecting a remote control signal transmitted from a wireless remote controller and outputting the remote control signal to the network; And And a surveillance network connection unit having a fourth filter for filtering and passing the surveillance video signal provided from the network. The method of claim 13, The surveillance camera further comprises an amplifier for compensating for the loss of the surveillance video signal according to the line distance. The method of claim 14, The control unit may include a network including processing of system setting, menu setting, digital video recorder (DVR) control, tilt control, brightness control, and zoom control according to a remote control signal. Security monitoring system. The method of claim 15, And said fourth filter is a high pass filter (HPF) covering the VHF / UHF frequency band. The method of claim 15, The security monitoring network connection unit, the security monitoring system using a network further comprises a third filter for filtering and passing the received remote control signal from the remote control signal receiving unit to the network. The method of claim 17, And said third filter is a low pass filter (LPF) covering a remote control control signal frequency band, and said fourth filter is a high pass filter (HPF) covering a VHF / UHF frequency band. The method of claim 17, And a camera network connection unit having a second filter for filtering and passing the surveillance video signal through the surveillance camera to the network. The method of claim 19, The second filter and the fourth filter are a high pass filter (HPF) covering the VHF / UHF frequency band, the third filter is a low pass filter (LPF) covering the remote control control signal frequency band security using a network Surveillance system. The method of claim 19 The camera network connection unit further comprises a first filter for filtering and providing the remote control signal through the network to the surveillance camera. The method of claim 21, The first filter and the third filter are a low pass filter (LPF) covering the remote control control signal frequency band, and the second filter and the fourth filter is a high pass filter (HPF) covering the VHF / UHF frequency band. Security surveillance system using a network. The method according to any one of claims 13 to 15, And the surveillance video signal output from the video signal modulator in the surveillance camera is set to a specific broadcast channel frequency. The method according to any one of claims 13 to 15, The surveillance video signal output from the video signal modulator in the surveillance camera is set to an intermediate frequency avoiding the broadcast channel frequency, and the security surveillance network connection unit converts the intermediate frequency signal to a specific broadcast channel frequency. Security monitoring system using a network characterized in that it further comprises a modulator for remodulated output. The method according to any one of claims 13 to 15, The security monitoring network connection unit further includes an FSK modulation unit for outputting a FSK (Frequency Shift Keying) modulated signal when the remote control signal is received from the remote control signal receiving unit. Security monitoring system using a network, characterized in that it further comprises an FSK demodulator for outputting the FSK demodulation if provided. The method according to any one of claims 13 to 22, A fifth filter for filtering and providing a storage remote control signal through the network; and filtering and providing a real time surveillance video signal through the network; A storage network connection with a sixth filter passing through it; And A control module configured to output a specific surveillance video signal stored in response to the storage remote control signal from the fifth filter to the sixth filter, and to store the real-time surveillance video signal provided through the sixth filter in the specific region; Security monitoring system using a network, characterized in that further comprises a storage provided. The method of claim 26, The first filter, the third filter, and the fifth filter are a low pass filter (LPF) covering a remote control control signal frequency band, and the second filter, the fourth filter, and the sixth filter cover a high frequency band covering the VHF / UHF frequency band. Security monitoring system using a network, characterized in that the filter (LPF). The method of claim 26, The network is a security monitoring system using a network, characterized in that the pre-installed TV coaxial cable or a separately installed network cable.

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